diff --git a/examples/run.py b/examples/run.py
index 96010b0..ba6ea3f 100644
--- a/examples/run.py
+++ b/examples/run.py
@@ -12,6 +12,7 @@
     RunListOptions,
     RunReadOptions,
     RunVariable,
+    Workspace,
 )
 
 
@@ -138,15 +139,11 @@ def main():
                 # Get workspace object - convert to the model type expected by run
                 workspace_data = client.workspaces.read_by_id(args.workspace_id)
 
-                # Create the workspace object that run models expect
-                from pytfe.models.workspace import Workspace
-
                 workspace = Workspace(
                     id=workspace_data.id,
                     name=workspace_data.name,
                     organization=workspace_data.organization,
                     execution_mode=workspace_data.execution_mode,
-                    project_id=workspace_data.project_id,
                     tags=getattr(workspace_data, "tags", []),
                 )
 
diff --git a/src/pytfe/models/run.py b/src/pytfe/models/run.py
index 7ae158a..4a88525 100644
--- a/src/pytfe/models/run.py
+++ b/src/pytfe/models/run.py
@@ -24,6 +24,10 @@ class RunSource(str, Enum):
     Run_Source_Configuration_Version = "tfe-configuration-version"
     Run_Source_UI = "tfe-ui"
     Run_Source_Terraform_Cloud = "terraform+cloud"
+    Run_Source_Terraform = "terraform"
+    Run_Source_Run_Trigger = "tfe-run-trigger"
+    Run_Source_Infra_Lifecycle = "tfe-infrastructure-lifecycle"
+    Run_Source_Module = "tfe-module"
 
 
 class RunStatus(str, Enum):